op {
  graph_op_name: "SparseMatrixZeros"
  visibility: HIDDEN
  in_arg {
    name: "dense_shape"
    description: "The desired matrix shape."
  }
  out_arg {
    name: "sparse_matrix"
    description: "An empty CSR matrix with shape `dense_shape`."
  }
  summary: "Creates an all-zeros CSRSparseMatrix with shape `dense_shape`."
}
